DOWNLOAD Sony NWZ-E343 / NWZ-E344 / NWZ-E345 Service Manual ↓ Size: 1.28 MB | Pages: 28 in PDF or view online for FREE

2010D05-1

© 

2010.04

Photo: NWZ-E344

Note:
Be sure to keep your PC used for service and 
checking of this unit always updated with the 
latest version of your anti-virus software.
In case a virus affected unit was found during 
service, contact your Service Headquarters. 

Audio Formats 
(Codec)

MP3

Media File format: MP3 (MPEG-1 Layer3) file format
File extension: .mp3
Bit rate: 32 to 320 kbps (Supports variable bit rate (VBR))
Sampling frequency*

1

: 32, 44.1, 48 kHz

WMA

Media File format: ASF file format
File extension: .wma
Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
Sampling frequency*

1

: 44.1 kHz 

* Compatible with WM-DRM 10

AAC-LC*

2

Media File format: MP4 file format
File extension: .mp4, .m4a
Bit rate: 16 to 320 kbps (Supports variable bit rate (VBR))*

3

Sampling frequency*

1

: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz 

Linear PCM

Media File format: Wave-Riff file format
File extension: .wav
Bit rate: 1,411 kbps
Sampling frequency*

1

: 44.1 kHz

Video Formats 
(Codec)

Frame rate: Max. 30 fps
Resolution: Max. QVGA (240 × 320)

Windows 
Media Video 
9*

4

Media File format: ASF file format
File extension: .wmv
Profile: Main Profile, Simple Profile
Bit rate: Max. 768 kbps
* Compatible with WM-DRM 10

Audio Formats 
(Codec)

WMA
(for Windows 
Media Video 
9)

Bit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
Sampling frequency*

1

: 44.1 kHz

File size

Max. 2 GB

The number of files

Max. 1,000

Photo Format 
(Codec)

JPEG

Media File format: Compatible with Exif 2.21 file format
File extension: .jpg
Profile: Baseline Profile
Number of pixels: Max. 4,000 × 4,000 pixels (16,000,000 pixels)

The number of files

Max. 8,000

*

1

  Sampling frequency may not correspond to all encoders.

*

2

  Copyright protected AAC-LC files cannot be played back.

*

3

  Non-standard bit rates or non-guaranteed bit rates are included depending on the sampling frequency.

*

4

  Some WMV files can be played back only by transferring using Windows Media Player 11.

*

5

  Some photo files cannot be played back, depending on their file formats.

The approximate times are based on the case in which you transfer or record only 4 
minutes songs (not including videos and photos) in the MP3 format. Other playable audio 
file format song numbers and times may differ from MP3 format.

Bit rate

Songs

Time

Songs

Time

48 kbps

2,450

163 hr. 20 min.

5,050

336 hr. 40 min.

64 kbps

1,850

123 hr. 20 min.

3,750

250 hr. 00 min.

128 kbps

925

61 hr. 40 min.

1,850

123 hr. 20 min.

256 kbps

460

30 hr. 40 min.

945

63 hr. 00 min.

320 kbps

370

24 hr. 40 min.

755

50 hr. 20 min.

Bit rate

Songs

Time

48 kbps

10,000

666 hr. 40 min.

64 kbps

7,700

513 hr. 20 min.

128 kbps

3,850

256 hr. 40 min.

256 kbps

1,900

126 hr. 40 min.

320 kbps

1,550

103 hr. 20 min.

The approximate recordable times are estimated in the case where only videos are 
transferred. The time may differ, depending on the conditions under which the player is 
used.

Bit rate

Time

Time

Time

Video Format: 384 kbps

14 hr. 30 min.

30 hr. 10 min.

61 hr. 40 min.

Audio Format: 128 kbps

Video Format: 768 kbps

8 hr. 20 min.

17 hr. 10 min.

35 hr. 10 min.

Audio Format: 128 kbps

Max. 8,000
Recordable number of photos may be less depending on file sizes.

NWZ-E343: 4 GB (Approx. 3.5 GB = 3,758,096,384 bytes)
NWZ-E344: 8 GB (Approx. 7.1 GB = 7,623,566,950 bytes)
NWZ-E345: 16 GB (Approx. 14.4 GB = 15,461,882,266 bytes)

*

1

  Available storage capacity of the player may vary.

  A portion of the memory is used for data management functions.

Frequency response 
20 to 20,000 Hz (when playing data file, single signal measurement)

FM Frequency range
87.5 to 108.0 MHz
The frequency is changed by 0.1 MHz.

Not applicable

Headphone: Stereo mini-jack
USB I/F: mini-B
Hi-Speed USB (USB 2.0 compliant)

5 °C to 35 °C (41 ºF to 95 ºF)

x Built-in rechargeable lithium-ion battery

x USB power (from a computer via the supplied USB cable)

USB-based charging
Approx. 2 hours (full charge), Approx. 45 minutes (approx. 80 %)

Music

Playback at MP3 128 kbps

Approximately 30 hours

Video

Playback at WMV9 384 kbps

Approximately 4 hours

FM radio

At receiving FM broadcasting

Approximately 13 hours

Actual battery life may vary depending on settings. The above estimated battery usage 
hours are based on typical usage conditions with “Basic setting of battery life measurement 
(Default setting)” as shown in the table below. Note that even if the player is turned off for 
an extended period, a small amount of battery power is still consumed.
Battery life may vary depending on volume setting, conditions of use, and ambient 
temperature.

Settings for screen [Brightness]*

1

[3]

[Type] of [Screensaver]*

2

[Blank]

Settings for sound 
effect*

3

[Equalizer]

[None]

[Clear Stereo]

[Off]

[Dynamic Normalizer]

[Off]

*

1

 When [Brightness] is set to [5], battery life may shorten by about 30%.

*

2

 When [Type] of [Screensaver] is set to [Clock], battery life may shorten by about 20%.

*

3

 When [Equalizer] is set to [Custom 1], [Clear Stereo] is set to [On], and [Dynamic Normalizer] is 

set to [On], battery life may shorten by about 50%.

2-inch, TFT color display with white LED-backlight, QVGA (240 × 320 pixels), 262,144 
colors

44.0 × 87.3 × 9.3 mm (1 

3

/

4

 × 3 

1

/

2

 × 

3

/

8

 inches)

44.6 × 87.3 × 9.7 mm (1 

13

/

16

 × 3 

1

/

2

 × 

13

/

32

 inches)

Approx. 54 g (1.9 oz)

x Headphones (1)

x USB cable (1)

x Quick Start Guide (1)

x Software (1)
  The software is stored in the built-in flash memory of the player, and includes the 

following items. For details on how to install, refer to “Quick Start Guide”.

Č Content Transfer

Č WALKMAN Guide

    Operation Guide, etc.

Design and specifications are subject to change without notice.

FLEXIBLE  CIRCUIT  BOARD  REPAIRING
• 

Keep the temperature of soldering iron around 270 °C during 
repairing.

• 

Do not touch the soldering iron on the same conductor of the 
circuit board (within 3 times).

• 

Be careful not to apply force on the conductor when soldering 
or unsoldering.

0  OR  DOTTED  LINE  

0  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN  

0  SUR  

  .............................................   3

2-1. Disassembly 

Flow 

...........................................................  10

2-2.  Button Sheet, Ring Ornament .........................................   11
2-3.  Key Cover, Cover Reset SW ...........................................   11
2-4.  Back Cover, Knob VOL, Knob Hold ..............................   12
2-5.  HP Jack Assy (HPJ1) ......................................................   12
2-6. KEY 

Board 

......................................................................  13

2-7. Battery 

Assy 

(BAT1) 

.......................................................  13

2-8. Top 

Cover........................................................................  14

2-9.  VOL SW Assy (VSW1) ..................................................   14
2-10.  MAIN Board, LCD Assy (LCD1) ...................................   15

TEST  MODE 

 ............................................................   16

4-1.  Key Cover Section ..........................................................   23
4-2.  Top Cover, KEY Board Section ......................................   24
4-3.  MAIN Board, LCD Assy Section ...................................   25

  .......................................................   26

CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type.

•  ATRAC is trademark of Sony Corporation.
•  “WALKMAN” and “WALKMAN” logo are registered trademarks of Sony Corpora-

tion.

• 

 is trademark of Sony Corporation.

•  Microsoft, Windows, Windows Vista and Windows Media are trademarks or registered 

trademarks of Microsoft Corporation in the United States and/or other countries.

•  Adobe, Adobe Reader and Adobe Flash Player are trademarks or registered trademarks 

of Adobe Systems Incorporated in the United States and/or other countries.

•  MPEG Layer-3 audio coding technology and patents licensed from Fraunhofer IIS and 

Thomson.

•  IBM and PC/AT are registered trademarks of International Business Machines Corpo-

ration.

•  Apple, Macintosh and iTunes are trademarks of Apple Inc., registered in the U.S. and 

other countries.

•  Pentium is a trademark or a registered trademark of Intel Corporation.
•  This software is based in part on the work of the Independent JPEG Group.
• THIS PRODUCT IS LICENSED UNDER THE VC-1 PATENT PORTFOLIO LI-

CENSE FOR THE PERSONAL AND NON-COMMERCIAL USE OF A CONSUM-
ER TO

  (i)  ENCODE VIDEO IN COMPLIANCE WITH THE VC-1 STANDARD (“VC-1 

VIDEO”) AND/OR

  (ii) DECODE VC-1 VIDEO THAT WAS ENCODED BY A CONSUMER EN-

GAGED IN A PERSONAL AND NON-COMMERCIAL ACTIVITY AND/OR 
WAS OBTAINED FROM A VIDEO PROVIDER LICENSED TO PROVIDE 
VC-1 VIDEO. NO LICENSE IS GRANTED OR SHALL BE IMPLIED FOR 
ANY OTHER USE. ADDITIONAL INFORMATION MAY BE OBTAINED 
FROM MPEG LA, L.L.C. SEE HTTP://WWW.MPEGLA.COM

• All other trademarks and registered trademarks are trademarks or registered trade-

marks of their respective holders. In this manual, TM and R marks are not specifi ed.

This product is protected by certain intellectual property rights of Microsoft Corporation.
Use or distribution of such technology outside of this product is prohibited without a 
license from Microsoft or an authorized Microsoft subsidiary.
Content providers are using the digital rights management technology for Windows 
Media contained in this device (“WM-DRM”) to protect the integrity of their content 
(“Secure Content”) so that their intellectual property, including copyright, in such con-
tent is not misappropriated.
This device uses WM-DRM software to play Secure Content (“WM-DRM Software”). 
If the security of the WM-DRM Software in this device has been compromised, owners 
of Secure Content (“Secure Content Owners”) may request that Microsoft revoke the 
WMDRM Software’s right to acquire new licenses to copy, display and/or play Secure 
Content.
Revocation does not alter the WM-DRM Software’s ability to play unprotected content. 
A list of revoked WM-DRM Software is sent to your device whenever you download a 
license for Secure Content from the Internet or from a PC. Microsoft may, in conjunction 
with such license, also download revocation lists onto your device on behalf of Secure 
Content Owners.

•  Information on Expat
  Copyright c1998, 1999, 2000 Thai Open Source Software Center Ltd and Clark Coo-

per.

  Copyright c2001, 2002, 2003, 2004, 2005, 2006 Expat maintainers
  Permission is hereby granted, free of charge, to any person obtaining a copy of this 

software and associated documentation fi les (the “Software”), to deal in the Software 
without restriction, including without limitation the rights to use, copy, modify, merge, 
publish, distribute, sublicense, and/or sell copies of the Software, and to permit per-
sons to whom the Software is furnished to do so, subject to the following conditions:

  The above copyright notice and this permission notice shall be included in all copies 

or substantial portions of the Software.

  THE SOFTWARE IS PROVIDED “AS IS,” WITHOUT WARRANTY OF ANY 

KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WAR-
RANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE 
AND NONINFRINGEMENT.

  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE 

FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN AC-
TION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 
THE SOFTWARE.

Program ©2009 Sony Corporation
Documentation ©2009 Sony Corporation

x Computer  

IBM PC/AT or compatible computer preinstalled with the following Windows operating 
systems*

1

: 

Windows XP Home Edition (Service Pack 2 or later) / Windows XP Professional 
(Service Pack 2 or later) / Windows Vista Home Basic (Service Pack 1) / Windows Vista 
Home Premium (Service Pack 1) / Windows Vista Business (Service Pack 1) / Windows 
Vista Ultimate (Service Pack 1) 
Supported 64 bit version OS for Windows Vista. 
Not supported by OSs other than above. 
*

1

 Excluding OS Versions not supported by Microsoft.

x CPU: Pentium III 450 MHz or higher (Pentium III 800 MHz or higher for Windows 

Vista)

x RAM: 256 MB or more (512 MB or more for Windows Vista)

x Hard Disk drive: 380 MB or more of available space

x Display: 

–  Screen Resolution: 800 × 600 pixels (or higher) (recommended 1,024 × 768 or higher)
–  Colors: 8 bit or higher (16 bit recommended)

x CD-ROM drive (supporting Digital Music CD playback capabilities using WDM)

x Sound board

x USB connector (Hi-Speed USB is recommended)

x Internet Explorer 7.0 and Windows Media Player 11 are required.

x Broadband Internet connection is required to use Electronic Music Distribution (EMD) 

or to visit the web site.

We do not guarantee operation for all computers even if they meet the above System 
Requirements.

Not supported by the following environments:

–  Personally constructed computers or operating systems
–  An environment that is an upgrade of the original manufacturer-installed operating 

system

– Multi-boot environment
– Multi-monitor environment
– Macintosh

NOTE  THE  EACH  BOARDS  REPLACING
When the each boards are damaged, exchange the entire mounted 
board. The individual electrical parts which were mounted cannot 
be exchanged.

NWZ-E343

Canadian

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–

–

Russian

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–

–

NWZ-E344

US

z

z

z

US (Best Buy model)

z

z

z

Canadian

z

z

z

NWZ-E345

US

z

z

z

US (Best Buy model)

z

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Canadian

z

z

z

1. Firmware writing
Execute the fi rmware writing with the set assembled to the state of 
the fi gure below after the MAIN board is replaced.

Note: If the set is not assembled to the state of the fi gure below, the fi rm-

ware cannot be written.

•  The set is assembled to the state before the SVX KEY COVER 

ASSY and BUTTON SHEET are attached

Refer to the following procedures for the fi rmware writing method. 

Note 1: Confi rm the method of obtaining the “Write information tool” 

used here to the service headquarters. 

Note 2: Assemble the set completely after confi rming writing the fi rm-

ware ended.

1-1. Preparation
Prepare the following tools beforehand.

•  PC (Windows XP or Windows Vista)
•  USB cable supplied to WALKMAN (Mini-B)
•  Write information tool

1-2.  Installing the write information tool
Procedure:
1.  Unzip the supplied zip fi le to get the following folders.

 • 

Write 

Informatiom1.5

 • 

LabVIEW_Runtime_Engine_82

2.  Open the folder in order of “LabVIEW_Runtime_Engine_82” 

→ “lv82rte”. Then, start up “lv82runtime”.

NOTE  THE  MAIN  BOARD  REPLACING
When the MAIN board is replaced, process it according to the fol-
lowing.

3.  Click “Next” button.

4.  Click “Next” button.

5.  Click “Next” button.

6. Installing 

starts.

7.  Click “Finish” button. Then, click “Yes” button to restart your 

PC.